North
Date TimeNO2O3SO2COPM10PM2.5
2022-06-28 04:0016.89.55.7229.311.75.7
2022-06-28 03:0025.12.94.7291.28.34.7
2022-06-28 02:0028.27.35.0289.77.34.3
2022-06-28 01:0024.413.84.8226.78.95.9
2022-06-28 00:0029.911.25.2249.210.64.6
2022-06-27 23:0041.12.55.9302.59.03.1
2022-06-27 22:0034.28.45.1286.76.55.5
2022-06-27 21:0023.821.34.8237.25.83.5
2022-06-27 20:0017.629.24.8200.04.5-
2022-06-27 19:0012.639.84.7184.21.3-
2022-06-27 18:0012.745.04.8184.11.4-
2022-06-27 17:008.153.54.7169.45.11.7
2022-06-27 16:007.349.04.6167.17.02.6
2022-06-27 15:007.953.04.5165.46.34.1
2022-06-27 14:006.657.84.7159.27.56.1
2022-06-27 13:007.857.24.7155.48.32.5
2022-06-27 12:008.750.34.7154.28.92.5
2022-06-27 11:0015.635.64.9245.57.91.6
2022-06-27 10:0016.824.94.7187.48.43.9
2022-06-27 09:0022.816.15.7278.79.06.8
2022-06-27 08:0030.84.95.9516.68.36.8
2022-06-27 07:0026.32.05.3384.310.97.6
2022-06-27 06:0021.71.34.5304.111.75.7
2022-06-27 05:0020.43.64.5272.59.05.3
Remarks:

(1) Time shown is in Hong Kong time.

(2) NO2 - nitrogen dioxide, O3 - ozone,
     SO2 - sulphur dioxide, CO - carbon monoxide,
     PM10 - respirable suspended particulates,
     PM2.5 - fine suspended particulates

(3) Concentration shown is in µg/m3.

(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.

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Last revision date: 04:07 28-06-2022